206816781

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{2111}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 295663104

約数和(自身を除く): 88846323

約数列:

[1, 3, 17, 51, 113, 289, 339, 867, 1921, 2111, 5763, 6333, 32657, 35887, 97971, 107661, 238543, 610079, 715629, 1830237, 4055231, 12165693, 68938927, 206816781]

約数ペア:

[(1, 206816781), (3, 68938927), (17, 12165693), (51, 4055231), (113, 1830237), (289, 715629), (339, 610079), (867, 238543), (1921, 107661), (2111, 97971), (5763, 35887), (6333, 32657)]